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      <h1 class="mume-header" id="%E5%B8%B8%E7%94%A8%E7%BC%96%E7%A0%81%E6%A0%BC%E5%BC%8Ftoc"><a href="#toc">&#x5E38;&#x7528;&#x7F16;&#x7801;&#x683C;&#x5F0F;</a></h1>

<p><span id="toc"></span></p>
<ul>
<li><a href="#%E5%B8%B8%E7%94%A8%E7%BC%96%E7%A0%81%E6%A0%BC%E5%BC%8Ftoc">&#x5E38;&#x7528;&#x7F16;&#x7801;&#x683C;&#x5F0F;</a>
<ul>
<li><a href="#base64toc">Base64</a></li>
<li><a href="#base58toc">Base58</a></li>
<li><a href="#base32toc">Base32</a></li>
<li><a href="#base16toc">Base16</a></li>
<li><a href="#csvtoc">CSV</a></li>
<li><a href="#jsontoc">JSON</a></li>
<li><a href="#xmltoc">XML</a></li>
<li><a href="#pemtoc">PEM</a></li>
<li><a href="#%E5%8F%82%E8%80%83%E8%B5%84%E6%96%99toc">&#x53C2;&#x8003;&#x8D44;&#x6599;</a></li>
</ul>
</li>
</ul>
<h2 class="mume-header" id="base64toc"><a href="#toc">Base64</a></h2>

<ul>
<li>Base64&#x7F16;&#x7801;&#x8868;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\mathbb{E}$</span>:</li>
</ul>
<pre data-role="codeBlock" data-info="Rust" class="language-rust"><span class="token keyword">const</span> BASE64_STD<span class="token punctuation">:</span> <span class="token punctuation">[</span>u8<span class="token punctuation">;</span> <span class="token number">64</span><span class="token punctuation">]</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
    <span class="token char string">b&apos;A&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;B&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;C&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;D&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;E&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;F&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;G&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;H&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;I&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;J&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;K&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;L&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;M&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;N&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;O&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;P&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;R&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;S&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;T&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;U&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;V&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;W&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;X&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Y&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Z&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;a&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;b&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;c&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;d&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;e&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;f&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;g&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;h&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;i&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;j&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;k&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;l&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;m&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;n&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;o&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;p&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;r&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;s&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;t&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;u&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;v&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;w&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;x&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;y&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;z&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;0&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;1&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;2&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;3&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;4&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;5&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;6&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;7&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;8&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;9&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;+&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;/&apos;</span><span class="token punctuation">,</span>
<span class="token punctuation">]</span><span class="token punctuation">;</span>

<span class="token keyword">const</span> BASE64_URL<span class="token punctuation">:</span> <span class="token punctuation">[</span>u8<span class="token punctuation">;</span> <span class="token number">64</span><span class="token punctuation">]</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
    <span class="token char string">b&apos;A&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;B&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;C&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;D&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;E&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;F&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;G&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;H&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;I&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;J&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;K&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;L&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;M&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;N&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;O&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;P&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;R&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;S&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;T&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;U&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;V&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;W&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;X&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Y&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Z&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;a&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;b&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;c&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;d&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;e&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;f&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;g&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;h&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;i&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;j&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;k&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;l&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;m&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;n&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;o&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;p&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;r&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;s&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;t&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;u&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;v&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;w&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;x&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;y&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;z&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;0&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;1&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;2&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;3&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;4&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;5&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;6&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;7&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;8&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;9&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;-&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;_&apos;</span><span class="token punctuation">,</span>
<span class="token punctuation">]</span><span class="token punctuation">;</span>
</pre><ul>
<li>&#x7F16;&#x7801;&#x65B9;&#x5F0F;:
<ul>
<li>&#x8BB0;&#x6709;&#x4E00;&#x4E32;&#x4E8C;&#x8FDB;&#x5236;&#x6570;&#x636E;&#x4F5C;&#x4E3A;&#x8F93;&#x5165;&#x6570;&#x636E;(&#x5B57;&#x8282;&#x957F;&#x5EA6;&#x8BB0;&#x4E3A;<span class="mathjax-exps">$l$</span>), &#x6309;&#x8F93;&#x5165;&#x987A;&#x5E8F;&#x6BCF;3&#x4E2A;&#x5B57;&#x8282;&#x5206;&#x4E3A;&#x4E00;&#x7EC4;(&#x4E0D;&#x8DB3;3&#x4E2A;&#x5B57;&#x8282;&#x7684;&#x7EC4;&#x672B;&#x5C3E;&#x586B;&#x5145;<code>0x00</code>&#x8865;&#x9F50;&#x5230;&#x4E09;&#x5B57;&#x8282;), &#x6BCF;&#x7EC4;&#x6570;&#x636E;&#x8BB0;&#x4E3A;<span class="mathjax-exps">$\upsilon_i,\ i=[0, (l+2)/3]$</span>;</li>
<li>&#x5C06;&#x6BCF;&#x7EC4;&#x6570;&#x636E;<span class="mathjax-exps">$\upsilon_i$</span>&#x6309;&#x8F93;&#x5165;&#x987A;&#x5E8F;&#x6BCF;6&#x4F4D;&#x5206;&#x4E3A;&#x4E00;&#x7EC4;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\nu_j, j=[0,3]$</span>;</li>
<li>&#x5C06;&#x6BCF;&#x7EC4;&#x4E2D;&#x7684;&#x6BCF;&#x4E2A;<span class="mathjax-exps">$\nu_j$</span>&#x89C6;&#x4E3A;&#x5341;&#x8FDB;&#x5236;&#x7D22;&#x5F15;, &#x7136;&#x540E;&#x4F9D;&#x6B21;&#x5C06;&#x6BCF;&#x4E2A;<span class="mathjax-exps">$\nu_j$</span>&#x66FF;&#x6362;&#x4E3A;<span class="mathjax-exps">$\mathbb{E}[\nu_j]$</span>, &#x5F97;&#x5230;&#x4E8C;&#x8FDB;&#x5236;&#x8F93;&#x5165;&#x6570;&#x636E;&#x7684;Base64&#x7F16;&#x7801;&#x8F93;&#x51FA;;</li>
<li>&#x5982;&#x679C;&#x56E0;&#x4E3A;&#x8F93;&#x5165;&#x6570;&#x636E;&#x957F;&#x5EA6;&#x4E0D;&#x662F;3&#x5B57;&#x8282;&#x7684;&#x6574;&#x6570;&#x500D;&#x800C;&#x9700;&#x8981;&#x8865;<span class="mathjax-exps">$m$</span>&#x4E2A;<code>0x00</code>&#x5BF9;&#x9F50;&#x65F6;, &#x53EF;&#x81EA;&#x4E3B;&#x9009;&#x62E9;&#x5728;&#x7F16;&#x7801;&#x8F93;&#x51FA;&#x672B;&#x5C3E;&#x8865;<span class="mathjax-exps">$m*8/4$</span>&#x4E2A;<code>b&apos;=&apos;</code>(&#x4E0D;&#x8865;&#x4E5F;&#x884C;, Base64&#x7F16;&#x7801;&#x8F93;&#x51FA;&#x5B57;&#x8282;&#x957F;&#x5EA6;&#x5FC5;&#x662F;4&#x7684;&#x6574;&#x6570;&#x500D;);</li>
</ul>
</li>
</ul>
<h2 class="mume-header" id="base58toc"><a href="#toc">Base58</a></h2>

<ul>
<li>Base58&#x7F16;&#x7801;&#x8868;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\mathbb{E}$</span>:</li>
</ul>
<pre data-role="codeBlock" data-info="Rust" class="language-rust"><span class="token keyword">const</span> BASE58_STD<span class="token punctuation">:</span> <span class="token punctuation">[</span>u8<span class="token punctuation">;</span> <span class="token number">58</span><span class="token punctuation">]</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
   <span class="token char string">b&apos;1&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;2&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;3&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;4&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;5&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;6&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;7&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;8&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;9&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;A&apos;</span><span class="token punctuation">,</span>
   <span class="token char string">b&apos;B&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;C&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;D&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;E&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;F&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;G&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;H&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;J&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;K&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;L&apos;</span><span class="token punctuation">,</span>
   <span class="token char string">b&apos;M&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;N&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;P&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;R&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;S&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;T&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;U&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;V&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;W&apos;</span><span class="token punctuation">,</span>
   <span class="token char string">b&apos;X&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Y&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Z&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;a&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;b&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;c&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;d&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;e&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;f&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;g&apos;</span><span class="token punctuation">,</span>
   <span class="token char string">b&apos;h&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;i&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;j&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;k&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;m&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;n&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;o&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;p&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;r&apos;</span><span class="token punctuation">,</span>
   <span class="token char string">b&apos;s&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;t&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;u&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;v&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;w&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;x&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;y&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;z&apos;</span><span class="token punctuation">,</span>
<span class="token punctuation">]</span><span class="token punctuation">;</span>
</pre><ul>
<li>&#x7F16;&#x7801;&#x65B9;&#x5F0F;:
<ul>
<li>&#x8BB0;&#x7531;&#x4E00;&#x4E32;&#x4E8C;&#x8FDB;&#x5236;&#x6570;&#x636E;&#x4F5C;&#x4E3A;&#x8F93;&#x5165;&#x6570;&#x636E;, &#x6309;&#x627E;&#x5B57;&#x8282;&#x8F93;&#x5165;&#x987A;&#x5E8F;, &#x7ED9;&#x6BCF;&#x4E2A;&#x5B57;&#x8282;&#x7F16;&#x53F7;&#x4E3A;<span class="mathjax-exps">$b_0, b_1,\dots,b_n$</span>, &#x5C06;&#x5176;&#x8F6C;&#x6362;&#x4E3A;&#x4E00;&#x4E2A;&#x5927;&#x6574;&#x6570;&#x4E3A;<span class="mathjax-exps">$x=\sum_{i=0}^{n}b_{i} 2^{8*(n-i)}$</span>;</li>
<li>&#x521D;&#x59CB;&#x5316;&#x8F93;&#x51FA;&#x5B57;&#x8282;&#x4E32;<span class="mathjax-exps">$a$</span>&#x4E3A;&#x7A7A;;</li>
<li><code>loop</code> <span class="mathjax-exps">$x \ne 0$</span>:
<ul>
<li><span class="mathjax-exps">$a = BASE58\_STD[x\mod 58]\quad ||\quad a$</span>(<em>&#x6CE8;<span class="mathjax-exps">$X||Y$</span>&#x8868;&#x793A;<span class="mathjax-exps">$Y$</span>&#x62FC;&#x63A5;&#x5728;<span class="mathjax-exps">$X$</span>&#x4E4B;&#x540E;</em>);</li>
<li><span class="mathjax-exps">$x = \lfloor \frac{x}{58} \rfloor$</span>;</li>
</ul>
</li>
<li>&#x8F93;&#x51FA;a;</li>
</ul>
</li>
<li>&#x89E3;&#x7801;&#x65F6;&#x7F16;&#x7801;&#x7684;&#x9006;&#x8FC7;&#x7A0B;, &#x4E0D;&#x518D;&#x8D58;&#x8FF0;;</li>
</ul>
<h2 class="mume-header" id="base32toc"><a href="#toc">Base32</a></h2>

<ul>
<li>Base32&#x7F16;&#x7801;&#x8868;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\mathbb{E}$</span>:</li>
</ul>
<pre data-role="codeBlock" data-info="Rust" class="language-rust"><span class="token keyword">const</span> BASE32_STD<span class="token punctuation">:</span> <span class="token punctuation">[</span>u8<span class="token punctuation">;</span> <span class="token number">32</span><span class="token punctuation">]</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
    <span class="token char string">b&apos;A&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;B&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;C&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;D&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;E&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;F&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;G&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;H&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;I&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;J&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;K&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;L&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;M&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;N&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;O&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;P&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;R&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;S&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;T&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;U&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;V&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;W&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;X&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Y&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Z&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;2&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;3&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;4&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;5&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;6&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;7&apos;</span><span class="token punctuation">,</span>
<span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token keyword">const</span> BASE32_URL<span class="token punctuation">:</span> <span class="token punctuation">[</span>u8<span class="token punctuation">;</span> <span class="token number">32</span><span class="token punctuation">]</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
    <span class="token char string">b&apos;0&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;1&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;2&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;3&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;4&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;5&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;6&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;7&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;8&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;9&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;A&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;B&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;C&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;D&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;E&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;F&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;G&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;H&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;I&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;J&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;K&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;L&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;M&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;N&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;O&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;P&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;Q&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;R&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;S&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;T&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;U&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;V&apos;</span><span class="token punctuation">,</span>
<span class="token punctuation">]</span><span class="token punctuation">;</span>
</pre><ul>
<li>&#x7F16;&#x7801;&#x65B9;&#x5F0F;:
<ul>
<li>&#x8BB0;&#x6709;&#x4E00;&#x4E32;&#x4E8C;&#x8FDB;&#x5236;&#x6570;&#x636E;&#x4F5C;&#x4E3A;&#x8F93;&#x5165;&#x6570;&#x636E;(&#x5B57;&#x8282;&#x957F;&#x5EA6;&#x8BB0;&#x4E3A;<span class="mathjax-exps">$l$</span>), &#x6309;&#x8F93;&#x5165;&#x987A;&#x5E8F;&#x6BCF;5&#x4E2A;&#x5B57;&#x8282;&#x5206;&#x4E3A;&#x4E00;&#x7EC4;(&#x4E0D;&#x8DB3;5&#x4E2A;&#x5B57;&#x8282;&#x7684;&#x7EC4;&#x672B;&#x5C3E;&#x586B;&#x5145;<code>0x00</code>&#x8865;&#x9F50;&#x5230;&#x4E94;&#x5B57;&#x8282;), &#x6BCF;&#x7EC4;&#x6570;&#x636E;&#x8BB0;&#x4E3A;<span class="mathjax-exps">$\upsilon_i,\ i=[0, (l+4)/5]$</span>;</li>
<li>&#x5C06;&#x6BCF;&#x7EC4;&#x6570;&#x636E;<span class="mathjax-exps">$\upsilon_i$</span>&#x6309;&#x8F93;&#x5165;&#x987A;&#x5E8F;&#x6BCF;5&#x4F4D;&#x5206;&#x4E3A;&#x4E00;&#x7EC4;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\nu_j, j=[0,5]$</span>;</li>
<li>&#x5C06;&#x6BCF;&#x7EC4;&#x4E2D;&#x7684;&#x6BCF;&#x4E2A;<span class="mathjax-exps">$\nu_j$</span>&#x89C6;&#x4E3A;&#x5341;&#x8FDB;&#x5236;&#x7D22;&#x5F15;, &#x7136;&#x540E;&#x4F9D;&#x6B21;&#x5C06;&#x6BCF;&#x4E2A;<span class="mathjax-exps">$\nu_j$</span>&#x66FF;&#x6362;&#x4E3A;<span class="mathjax-exps">$\mathbb{E}[\nu_j]$</span>, &#x5F97;&#x5230;&#x4E8C;&#x8FDB;&#x5236;&#x8F93;&#x5165;&#x6570;&#x636E;&#x7684;Base32&#x7F16;&#x7801;&#x8F93;&#x51FA;;</li>
<li>&#x5982;&#x679C;&#x56E0;&#x4E3A;&#x8F93;&#x5165;&#x6570;&#x636E;&#x957F;&#x5EA6;&#x4E0D;&#x662F;5&#x5B57;&#x8282;&#x7684;&#x6574;&#x6570;&#x500D;&#x800C;&#x9700;&#x8981;&#x8865;<span class="mathjax-exps">$m$</span>&#x4E2A;<code>0x00</code>&#x5BF9;&#x9F50;&#x65F6;, &#x53EF;&#x81EA;&#x4E3B;&#x9009;&#x62E9;&#x5728;&#x7F16;&#x7801;&#x8F93;&#x51FA;&#x672B;&#x5C3E;&#x8865;<span class="mathjax-exps">$m*8/5$</span>&#x4E2A;<code>b&apos;=&apos;</code>(&#x4E0D;&#x8865;&#x4E5F;&#x884C;, Base64&#x7F16;&#x7801;&#x8F93;&#x51FA;&#x5B57;&#x8282;&#x957F;&#x5EA6;&#x5FC5;&#x662F;8&#x7684;&#x6574;&#x6570;&#x500D;);</li>
</ul>
</li>
</ul>
<h2 class="mume-header" id="base16toc"><a href="#toc">Base16</a></h2>

<ul>
<li>Base16&#x7F16;&#x7801;&#x8868;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\mathbb{E}$</span>:</li>
</ul>
<pre data-role="codeBlock" data-info="Rust" class="language-rust"><span class="token keyword">const</span> BASE16_STD<span class="token punctuation">:</span> <span class="token punctuation">[</span>u8<span class="token punctuation">;</span> <span class="token number">16</span><span class="token punctuation">]</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
    <span class="token char string">b&apos;0&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;1&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;2&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;3&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;4&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;5&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;6&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;7&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;8&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;9&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;A&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;B&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;C&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;D&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;E&apos;</span><span class="token punctuation">,</span> <span class="token char string">b&apos;F&apos;</span><span class="token punctuation">,</span>
<span class="token punctuation">]</span><span class="token punctuation">;</span>
</pre><ul>
<li>&#x7F16;&#x7801;&#x65B9;&#x5F0F;:
<ul>
<li>&#x8BB0;&#x6709;&#x4E00;&#x4E32;&#x4E8C;&#x8FDB;&#x5236;&#x6570;&#x636E;&#x4F5C;&#x4E3A;&#x8F93;&#x5165;&#x6570;&#x636E;(&#x5B57;&#x8282;&#x957F;&#x5EA6;&#x8BB0;&#x4E3A;<span class="mathjax-exps">$l$</span>), &#x6309;&#x8F93;&#x5165;&#x987A;&#x5E8F;&#x5C06;&#x6BCF;&#x4E2A;&#x5B57;&#x8282;&#x5206;&#x4E3A;&#x4E00;&#x7EC4;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\upsilon_i$</span>;</li>
<li>&#x5C06;&#x6BCF;&#x7EC4;&#x6570;&#x636E;<span class="mathjax-exps">$\upsilon_i$</span>&#x6309;&#x8F93;&#x5165;&#x987A;&#x5E8F;&#x6BCF;4&#x4F4D;&#x4E00;&#x7EC4;, &#x8BB0;&#x4E3A;<span class="mathjax-exps">$\nu_j, j=[0,1]$</span>;</li>
<li>&#x5C06;&#x6BCF;&#x7EC4;&#x4E2D;&#x7684;&#x6BCF;&#x4E2A;<span class="mathjax-exps">$\nu_j$</span>&#x89C6;&#x4E3A;&#x5341;&#x8FDB;&#x5236;&#x7D22;&#x5F15;, &#x7136;&#x540E;&#x4F9D;&#x6B21;&#x5C06;&#x6BCF;&#x4E2A;<span class="mathjax-exps">$\nu_j$</span>&#x66FF;&#x6362;&#x4E3A;<span class="mathjax-exps">$\mathbb{E}[\nu_j]$</span>, &#x5F97;&#x5230;&#x4E8C;&#x8FDB;&#x5236;&#x8F93;&#x5165;&#x6570;&#x636E;&#x7684;Base16&#x7F16;&#x7801;&#x8F93;&#x51FA;;</li>
</ul>
</li>
</ul>
<h2 class="mume-header" id="csvtoc"><a href="#toc">CSV</a></h2>

<p>&#x9017;&#x53F7;&#x5206;&#x9694;&#x503C;&#x6587;&#x4EF6;&#x683C;&#x5F0F;, &#x8BED;&#x6CD5;&#x5F62;&#x5F0F;&#x5982;&#x4E0B;:</p>
<pre data-role="codeBlock" data-info="txt" class="language-txt"><code>file = [header CRLF] record *(CRLF record) [CRLF]
header = name * (COMMA name)
record = field * (COMMA field)
name = field
field = (escaped / non-escaped)
escaped = DQUOTE *(TEXTDATA / COMMA / CR / LF / 2DQUOTE) DQUOTE
non-escaped = *TEXTDATA
COMMA = 0x2C
CR = 0x0D
DQUOTE = 0x22
LF = 0x0A
CRLF = CR LF
TEXTDATA = 0x20-0x21 / 0x23-0x2B / 0x2D-0x7E
</code></pre><h2 class="mume-header" id="jsontoc"><a href="#toc">JSON</a></h2>

<p>&#x8BED;&#x8A00;&#x72EC;&#x7ACB;&#x7684;&#x57FA;&#x4E8E;&#x6587;&#x672C;&#x7684;&#x8F7B;&#x91CF;&#x7EA7;&#x6570;&#x636E;&#x4EA4;&#x6362;&#x683C;&#x5F0F;, &#x8BED;&#x6CD5;&#x5F62;&#x5F0F;&#x5982;&#x4E0B;:</p>
<pre data-role="codeBlock" data-info="txt" class="language-txt"><code>data = value, *
value = object | array | number | string | true | false | null
object = {string: value}
array = [value, *];
number = &#x5B9E;&#x6570;&#x96C6;;
string = utf-8&#x7F16;&#x7801;&#x5B57;&#x7B26;&#x4E32;;
</code></pre><h2 class="mume-header" id="xmltoc"><a href="#toc">XML</a></h2>

<p><a href="https://www.w3.org/TR/REC-xml/">XML</a></p>
<h2 class="mume-header" id="pemtoc"><a href="#toc">PEM</a></h2>

<p><a href="https://tools.ietf.org/html/rfc1421">PEM</a></p>
<h2 class="mume-header" id="%E5%8F%82%E8%80%83%E8%B5%84%E6%96%99toc"><a href="#toc">&#x53C2;&#x8003;&#x8D44;&#x6599;</a></h2>

<ul>
<li>RFC 4648 (The Base 16, Base 32 and Base64 Data Encodings);</li>
<li>RFC 4180 (Common Format and MIME Type for Comma-Seperated Values(CSV) Files);</li>
<li>ECMA-404: The JSON Data Interchange Format(2ed Edition December 2017);</li>
<li><a href="https://www.w3.org/TR/REC-xml/">XML</a>;</li>
<li>RFC 1421: Privacy Enhancement for Internet Electronic Mail;</li>
<li><a href="https://github.com/bitcoin/bitcoin/blob/master/src/base58.cpp">Base58 Encoder/Decoder</a>;</li>
</ul>

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